Set-top box



FIG. 1 is a front perspective view of an ornamental design for a set-top box;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a first side view thereof;

FIG. 6 is a second side view thereof;

FIG. 7 is a rear view thereof; and,

FIG. 8 is a front view thereof.

The broken lines shown in FIGS. 1-8, that are immediately adjacent to the shaded areas, and define unshaded regions, represent the bounds, while all other broken lines are directed to environment and are for illustrative purposes only. 

The ornamental design for a set-top box, as shown and described. 